Propylene Glycol

INCI Name:
Propylene Glycol

Description:
This viscous, colorless liquid is known for its strong hydrating and moisturizing abilities. It is widely used across skincare, haircare and cosmetics due to its excellent humectant properties and its compatibility with sensitive, dehydrated, or acne-prone skin.

Solubility:
Soluble in water, acetone, ether. Insoluble in oil.

Usage Rate:
1% – 20% (depending on formulation type)

Recommended pH Range:
Not pH-sensitive; generally stable across typical cosmetic formulation ranges.

Applications:

• Skincare products for hydration and barrier repair
• Haircare formulations like conditioners, leave-ins, serums, and tonics
• Lip balms and lip care products
• Moisturizing cosmetics requiring a humectant base
• Anti-ageing products targeting dryness, fine lines, and texture
• Products requiring improved shelf stability

Function:

• Acts as a humectant to attract and retain moisture
• Supports the skin’s moisture barrier and prevents water loss
• Enhances product texture, spreadability, and stability
• Improves absorption and performance of other active ingredients

Storage:
Store in a cool, dry place away from direct sunlight. Keep container tightly closed.